Home / 130,148,223.69-195,237,149.50-47,189,044.41

Finding the Fourth Proportional to 130,148,223.69, 195,237,149.50 and 47,189,044.41

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Solution

The fourth proportional to 130,148,223.69, 195,237,149.50 and 47,189,044.41 is: 70,788,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,148,223.69 : 195,237,149.50 = 47,189,044.41 : x
  2. Step 2: Convert to fraction form
    130,148,223.69/195,237,149.50 = 47,189,044.41/x
  3. Step 3: Cross multiply
    130,148,223.69x = 195,237,149.50 × 47,189,044.41
  4. Step 4: Simplify right side
    130,148,223.69x = 9,213,054,518,396,692
  5. Step 5: Solve for x
    x = 9,213,054,518,396,692/130,148,223.69
  6. Step 6: Final answer
    x = 70,788,937.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.